When you log in you'll get this popup
Click on the icon in your neighbor bar under your farm. It will be at the top, past your highest level neighbor!
You'll get this popup
Watch the plane fly
Get Some bonuses including a McDonald's Hot Air Balloon decoration (sells for 50 coins) and a McCafe consumable that makes you move at 2x the speed.
You can walk around his farm but it doesn't do anything more.
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